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<div id="overview"><a href="../../../../../apidocs/org/apache/torque/dsfactory/AbstractDataSourceFactory.html">View Javadoc</a></div><pre>

<a name="1" href="#1">1</a>   <strong>package</strong> <a href="../../../../org/apache/torque/dsfactory/package-summary.html">org.apache.torque.dsfactory</a>;
<a name="2" href="#2">2</a>   
<a name="3" href="#3">3</a>   <em class="comment">/*</em>
<a name="4" href="#4">4</a>   <em class="comment"> * Licensed to the Apache Software Foundation (ASF) under one</em>
<a name="5" href="#5">5</a>   <em class="comment"> * or more contributor license agreements.  See the NOTICE file</em>
<a name="6" href="#6">6</a>   <em class="comment"> * distributed with this work for additional information</em>
<a name="7" href="#7">7</a>   <em class="comment"> * regarding copyright ownership.  The ASF licenses this file</em>
<a name="8" href="#8">8</a>   <em class="comment"> * to you under the Apache License, Version 2.0 (the</em>
<a name="9" href="#9">9</a>   <em class="comment"> * "License"); you may not use this file except in compliance</em>
<a name="10" href="#10">10</a>  <em class="comment"> * with the License.  You may obtain a copy of the License at</em>
<a name="11" href="#11">11</a>  <em class="comment"> *</em>
<a name="12" href="#12">12</a>  <em class="comment"> *   <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a name="13" href="#13">13</a>  <em class="comment"> *</em>
<a name="14" href="#14">14</a>  <em class="comment"> * Unless required by applicable law or agreed to in writing,</em>
<a name="15" href="#15">15</a>  <em class="comment"> * software distributed under the License is distributed on an</em>
<a name="16" href="#16">16</a>  <em class="comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</em>
<a name="17" href="#17">17</a>  <em class="comment"> * KIND, either express or implied.  See the License for the</em>
<a name="18" href="#18">18</a>  <em class="comment"> * specific language governing permissions and limitations</em>
<a name="19" href="#19">19</a>  <em class="comment"> * under the License.</em>
<a name="20" href="#20">20</a>  <em class="comment"> */</em>
<a name="21" href="#21">21</a>  
<a name="22" href="#22">22</a>  <strong>import</strong> java.util.Iterator;
<a name="23" href="#23">23</a>  
<a name="24" href="#24">24</a>  <strong>import</strong> javax.sql.ConnectionPoolDataSource;
<a name="25" href="#25">25</a>  <strong>import</strong> javax.sql.DataSource;
<a name="26" href="#26">26</a>  
<a name="27" href="#27">27</a>  <strong>import</strong> org.apache.commons.beanutils.ConvertUtils;
<a name="28" href="#28">28</a>  <strong>import</strong> org.apache.commons.beanutils.MappedPropertyDescriptor;
<a name="29" href="#29">29</a>  <strong>import</strong> org.apache.commons.beanutils.PropertyUtils;
<a name="30" href="#30">30</a>  <strong>import</strong> org.apache.commons.configuration.Configuration;
<a name="31" href="#31">31</a>  <strong>import</strong> org.apache.commons.dbcp.cpdsadapter.DriverAdapterCPDS;
<a name="32" href="#32">32</a>  <strong>import</strong> org.apache.commons.lang.StringUtils;
<a name="33" href="#33">33</a>  <strong>import</strong> org.apache.commons.logging.Log;
<a name="34" href="#34">34</a>  <strong>import</strong> org.apache.commons.logging.LogFactory;
<a name="35" href="#35">35</a>  <strong>import</strong> org.apache.torque.Torque;
<a name="36" href="#36">36</a>  <strong>import</strong> org.apache.torque.TorqueException;
<a name="37" href="#37">37</a>  <strong>import</strong> org.apache.torque.TorqueRuntimeException;
<a name="38" href="#38">38</a>  
<a name="39" href="#39">39</a>  <em>/**<em>*</em></em>
<a name="40" href="#40">40</a>  <em> * A class that contains common functionality of the factories in this</em>
<a name="41" href="#41">41</a>  <em> * package.</em>
<a name="42" href="#42">42</a>  <em> *</em>
<a name="43" href="#43">43</a>  <em> * @author &lt;a href="<a href="mailto:jmcnally@apache.org" target="alexandria_uri">mailto:jmcnally@apache.org</a>">John McNally&lt;/a></em>
<a name="44" href="#44">44</a>  <em> * @author &lt;a href="<a href="mailto:hps@intermeta.de" target="alexandria_uri">mailto:hps@intermeta.de</a>">Henning P. Schmiedehausen&lt;/a></em>
<a name="45" href="#45">45</a>  <em> * @version $Id: AbstractDataSourceFactory.java 473821 2006-11-11 22:37:25Z tv $</em>
<a name="46" href="#46">46</a>  <em> */</em>
<a name="47" href="#47">47</a>  <strong>public</strong> <strong>abstract</strong> <strong>class</strong> <a href="../../../../org/apache/torque/dsfactory/AbstractDataSourceFactory.html">AbstractDataSourceFactory</a>
<a name="48" href="#48">48</a>          implements <a href="../../../../org/apache/torque/dsfactory/DataSourceFactory.html">DataSourceFactory</a>
<a name="49" href="#49">49</a>  {
<a name="50" href="#50">50</a>      <em>/**<em>* "pool" Key for the configuration */</em></em>
<a name="51" href="#51">51</a>      <strong>public</strong> <strong>static</strong> <strong>final</strong> String POOL_KEY = <span class="string">"pool"</span>;
<a name="52" href="#52">52</a>  
<a name="53" href="#53">53</a>      <em>/**<em>* "connection" Key for the configuration */</em></em>
<a name="54" href="#54">54</a>      <strong>public</strong> <strong>static</strong> <strong>final</strong> String CONNECTION_KEY = <span class="string">"connection"</span>;
<a name="55" href="#55">55</a>  
<a name="56" href="#56">56</a>      <em>/**<em>* "schema" Key for the configuration */</em></em>
<a name="57" href="#57">57</a>      <strong>public</strong> <strong>static</strong> <strong>final</strong> String SCHEMA_KEY = <span class="string">"schema"</span>;
<a name="58" href="#58">58</a>  
<a name="59" href="#59">59</a>      <em>/**<em>* "defaults" Key for the configuration */</em></em>
<a name="60" href="#60">60</a>      <strong>public</strong> <strong>static</strong> <strong>final</strong> String DEFAULTS_KEY = <span class="string">"defaults"</span>;
<a name="61" href="#61">61</a>  
<a name="62" href="#62">62</a>      <em>/**<em>* "defaults.pool" Key for the configuration */</em></em>
<a name="63" href="#63">63</a>      <strong>public</strong> <strong>static</strong> <strong>final</strong> String DEFAULT_POOL_KEY
<a name="64" href="#64">64</a>              = DEFAULTS_KEY + <span class="string">"."</span> + POOL_KEY;
<a name="65" href="#65">65</a>  
<a name="66" href="#66">66</a>      <em>/**<em>* "defaults.connection" Key for the configuration */</em></em>
<a name="67" href="#67">67</a>      <strong>public</strong> <strong>static</strong> <strong>final</strong> String DEFAULT_CONNECTION_KEY
<a name="68" href="#68">68</a>              = DEFAULTS_KEY + <span class="string">"."</span> + CONNECTION_KEY;
<a name="69" href="#69">69</a>  
<a name="70" href="#70">70</a>      <em>/**<em>* default schema name for the configuration */</em></em>
<a name="71" href="#71">71</a>      <strong>public</strong> <strong>static</strong> <strong>final</strong> String DEFAULT_SCHEMA_KEY
<a name="72" href="#72">72</a>              = DEFAULTS_KEY + <span class="string">"."</span> + SCHEMA_KEY;
<a name="73" href="#73">73</a>  
<a name="74" href="#74">74</a>  
<a name="75" href="#75">75</a>      <em>/**<em>* The log */</em></em>
<a name="76" href="#76">76</a>      <strong>private</strong> <strong>static</strong> Log log = LogFactory.getLog(AbstractDataSourceFactory.<strong>class</strong>);
<a name="77" href="#77">77</a>  
<a name="78" href="#78">78</a>      <em>/**<em>* Internal Marker for the Schema name of this database connection */</em></em>
<a name="79" href="#79">79</a>      <strong>private</strong> String schema = <strong>null</strong>;
<a name="80" href="#80">80</a>  
<a name="81" href="#81">81</a>      <em>/**<em>*</em></em>
<a name="82" href="#82">82</a>  <em>     * Encapsulates setting configuration properties on</em>
<a name="83" href="#83">83</a>  <em>     * &lt;code>DataSource&lt;/code> objects.</em>
<a name="84" href="#84">84</a>  <em>     *</em>
<a name="85" href="#85">85</a>  <em>     * @param property the property to read from the configuration</em>
<a name="86" href="#86">86</a>  <em>     * @param c the configuration to read the property from</em>
<a name="87" href="#87">87</a>  <em>     * @param ds the &lt;code>DataSource&lt;/code> instance to write the property to</em>
<a name="88" href="#88">88</a>  <em>     * @throws Exception if anything goes wrong</em>
<a name="89" href="#89">89</a>  <em>     */</em>
<a name="90" href="#90">90</a>      <strong>protected</strong> <strong>void</strong> setProperty(String property, Configuration c, Object ds)
<a name="91" href="#91">91</a>          throws Exception
<a name="92" href="#92">92</a>      {
<a name="93" href="#93">93</a>          <strong>if</strong> (c == <strong>null</strong> || c.isEmpty())
<a name="94" href="#94">94</a>          {
<a name="95" href="#95">95</a>              <strong>return</strong>;
<a name="96" href="#96">96</a>          }
<a name="97" href="#97">97</a>  
<a name="98" href="#98">98</a>          String key = property;
<a name="99" href="#99">99</a>          Class dsClass = ds.getClass();
<a name="100" href="#100">100</a>         <strong>int</strong> dot = property.indexOf('.');
<a name="101" href="#101">101</a>         <strong>try</strong>
<a name="102" href="#102">102</a>         {
<a name="103" href="#103">103</a>             <strong>if</strong> (dot > 0)
<a name="104" href="#104">104</a>             {
<a name="105" href="#105">105</a>                 property = property.substring(0, dot);
<a name="106" href="#106">106</a> 
<a name="107" href="#107">107</a>                 MappedPropertyDescriptor mappedPD =
<a name="108" href="#108">108</a>                     <strong>new</strong> MappedPropertyDescriptor(property, dsClass);
<a name="109" href="#109">109</a>                 Class propertyType = mappedPD.getMappedPropertyType();
<a name="110" href="#110">110</a>                 Configuration subProps = c.subset(property);
<a name="111" href="#111">111</a>                 <em class="comment">// use reflection to set properties</em>
<a name="112" href="#112">112</a>                 Iterator j = subProps.getKeys();
<a name="113" href="#113">113</a>                 <strong>while</strong> (j.hasNext())
<a name="114" href="#114">114</a>                 {
<a name="115" href="#115">115</a>                     String subProp = (String) j.next();
<a name="116" href="#116">116</a>                     String propVal = subProps.getString(subProp);
<a name="117" href="#117">117</a>                     Object value = ConvertUtils.convert(propVal, propertyType);
<a name="118" href="#118">118</a>                     PropertyUtils
<a name="119" href="#119">119</a>                         .setMappedProperty(ds, property, subProp, value);
<a name="120" href="#120">120</a> 
<a name="121" href="#121">121</a>                     <strong>if</strong> (log.isDebugEnabled())
<a name="122" href="#122">122</a>                     {
<a name="123" href="#123">123</a>                         log.debug(<span class="string">"setMappedProperty("</span>
<a name="124" href="#124">124</a>                                        + ds + <span class="string">", "</span>
<a name="125" href="#125">125</a>                                        + property + <span class="string">", "</span>
<a name="126" href="#126">126</a>                                        + subProp + <span class="string">", "</span>
<a name="127" href="#127">127</a>                                        + value
<a name="128" href="#128">128</a>                                        + <span class="string">")"</span>);
<a name="129" href="#129">129</a>                     }
<a name="130" href="#130">130</a>                 }
<a name="131" href="#131">131</a>             }
<a name="132" href="#132">132</a>             <strong>else</strong>
<a name="133" href="#133">133</a>             {
<a name="134" href="#134">134</a>                 <strong>if</strong> (<span class="string">"password"</span>.equals(key))
<a name="135" href="#135">135</a>                 {
<a name="136" href="#136">136</a>                     <em class="comment">// do not log value of password</em>
<a name="137" href="#137">137</a>                     <em class="comment">// for this, ConvertUtils.convert cannot be used</em>
<a name="138" href="#138">138</a>                     <em class="comment">// as it also logs the value of the converted property</em>
<a name="139" href="#139">139</a>                     <em class="comment">// so it is assumed here that the password is a String</em>
<a name="140" href="#140">140</a>                     String value = c.getString(property);
<a name="141" href="#141">141</a>                     PropertyUtils.setSimpleProperty(ds, property, value);
<a name="142" href="#142">142</a>                     <strong>if</strong> (log.isDebugEnabled())
<a name="143" href="#143">143</a>                     {
<a name="144" href="#144">144</a>                         log.debug(<span class="string">"setSimpleProperty("</span>
<a name="145" href="#145">145</a>                                        + ds + <span class="string">", "</span>
<a name="146" href="#146">146</a>                                        + property + <span class="string">", "</span>
<a name="147" href="#147">147</a>                                        + <span class="string">" (value not logged)"</span>
<a name="148" href="#148">148</a>                                        + <span class="string">")"</span>);
<a name="149" href="#149">149</a>                     }
<a name="150" href="#150">150</a>                 }
<a name="151" href="#151">151</a>                 <strong>else</strong>
<a name="152" href="#152">152</a>                 {
<a name="153" href="#153">153</a>                     Class propertyType =
<a name="154" href="#154">154</a>                         PropertyUtils.getPropertyType(ds, property);
<a name="155" href="#155">155</a>                     Object value =
<a name="156" href="#156">156</a>                         ConvertUtils.convert(c.getString(property), propertyType);
<a name="157" href="#157">157</a>                     PropertyUtils.setSimpleProperty(ds, property, value);
<a name="158" href="#158">158</a> 
<a name="159" href="#159">159</a>                     <strong>if</strong> (log.isDebugEnabled())
<a name="160" href="#160">160</a>                     {
<a name="161" href="#161">161</a>                         log.debug(<span class="string">"setSimpleProperty("</span>
<a name="162" href="#162">162</a>                                        + ds + <span class="string">", "</span>
<a name="163" href="#163">163</a>                                        + property + <span class="string">", "</span>
<a name="164" href="#164">164</a>                                        + value
<a name="165" href="#165">165</a>                                        + <span class="string">")"</span>);
<a name="166" href="#166">166</a>                     }
<a name="167" href="#167">167</a>                 }
<a name="168" href="#168">168</a>             }
<a name="169" href="#169">169</a>         }
<a name="170" href="#170">170</a>         <strong>catch</strong> (RuntimeException e)
<a name="171" href="#171">171</a>         {
<a name="172" href="#172">172</a>             <strong>throw</strong> <strong>new</strong> <a href="../../../../org/apache/torque/TorqueRuntimeException.html">TorqueRuntimeException</a>(
<a name="173" href="#173">173</a>                 <span class="string">"Runtime error setting property "</span> + property, e);
<a name="174" href="#174">174</a>         }
<a name="175" href="#175">175</a>         <strong>catch</strong> (Exception e)
<a name="176" href="#176">176</a>         {
<a name="177" href="#177">177</a>             log.error(
<a name="178" href="#178">178</a>                 <span class="string">"Property: "</span>
<a name="179" href="#179">179</a>                 + property
<a name="180" href="#180">180</a>                 + <span class="string">" value: "</span>
<a name="181" href="#181">181</a>                 + c.getString(key)
<a name="182" href="#182">182</a>                 + <span class="string">" is not supported by DataSource: "</span>
<a name="183" href="#183">183</a>                 + ds.getClass().getName());
<a name="184" href="#184">184</a>         }
<a name="185" href="#185">185</a>     }
<a name="186" href="#186">186</a> 
<a name="187" href="#187">187</a>     <em>/**<em>*</em></em>
<a name="188" href="#188">188</a> <em>     * Iterate over a Configuration subset and apply all</em>
<a name="189" href="#189">189</a> <em>     * properties to a passed object which must contain Bean</em>
<a name="190" href="#190">190</a> <em>     * setter and getter</em>
<a name="191" href="#191">191</a> <em>     *</em>
<a name="192" href="#192">192</a> <em>     * @param c The configuration subset</em>
<a name="193" href="#193">193</a> <em>     * @param o The object to apply the properties to</em>
<a name="194" href="#194">194</a> <em>     * @throws TorqueException if a property set fails</em>
<a name="195" href="#195">195</a> <em>     */</em>
<a name="196" href="#196">196</a>     <strong>protected</strong> <strong>void</strong> applyConfiguration(Configuration c, Object o)
<a name="197" href="#197">197</a>         throws <a href="../../../../org/apache/torque/TorqueException.html">TorqueException</a>
<a name="198" href="#198">198</a>     {
<a name="199" href="#199">199</a>         log.debug(<span class="string">"applyConfiguration("</span> + c + <span class="string">", "</span> + o + <span class="string">")"</span>);
<a name="200" href="#200">200</a> 
<a name="201" href="#201">201</a>         <strong>if</strong> (c != <strong>null</strong>)
<a name="202" href="#202">202</a>         {
<a name="203" href="#203">203</a>             <strong>try</strong>
<a name="204" href="#204">204</a>             {
<a name="205" href="#205">205</a>                 <strong>for</strong> (Iterator i = c.getKeys(); i.hasNext();)
<a name="206" href="#206">206</a>                 {
<a name="207" href="#207">207</a>                     String key = (String) i.next();
<a name="208" href="#208">208</a>                     setProperty(key, c, o);
<a name="209" href="#209">209</a>                 }
<a name="210" href="#210">210</a>             }
<a name="211" href="#211">211</a>             <strong>catch</strong> (Exception e)
<a name="212" href="#212">212</a>             {
<a name="213" href="#213">213</a>                 log.error(e);
<a name="214" href="#214">214</a>                 <strong>throw</strong> <strong>new</strong> <a href="../../../../org/apache/torque/TorqueException.html">TorqueException</a>(e);
<a name="215" href="#215">215</a>             }
<a name="216" href="#216">216</a>         }
<a name="217" href="#217">217</a>     }
<a name="218" href="#218">218</a> 
<a name="219" href="#219">219</a>     <em>/**<em>*</em></em>
<a name="220" href="#220">220</a> <em>     * Initializes the ConnectionPoolDataSource.</em>
<a name="221" href="#221">221</a> <em>     *</em>
<a name="222" href="#222">222</a> <em>     * @param configuration where to read the settings from</em>
<a name="223" href="#223">223</a> <em>     * @throws TorqueException if a property set fails</em>
<a name="224" href="#224">224</a> <em>     * @return a configured &lt;code>ConnectionPoolDataSource&lt;/code></em>
<a name="225" href="#225">225</a> <em>     */</em>
<a name="226" href="#226">226</a>     <strong>protected</strong> ConnectionPoolDataSource initCPDS(Configuration configuration)
<a name="227" href="#227">227</a>         throws <a href="../../../../org/apache/torque/TorqueException.html">TorqueException</a>
<a name="228" href="#228">228</a>     {
<a name="229" href="#229">229</a>         log.debug(<span class="string">"Starting initCPDS"</span>);
<a name="230" href="#230">230</a>         ConnectionPoolDataSource cpds = <strong>new</strong> DriverAdapterCPDS();
<a name="231" href="#231">231</a>         Configuration c = Torque.getConfiguration();
<a name="232" href="#232">232</a> 
<a name="233" href="#233">233</a>         <strong>if</strong> (c == <strong>null</strong> || c.isEmpty())
<a name="234" href="#234">234</a>         {
<a name="235" href="#235">235</a>             log.warn(<span class="string">"Global Configuration not set,"</span>
<a name="236" href="#236">236</a>                     + <span class="string">" no Default connection pool data source configured!"</span>);
<a name="237" href="#237">237</a>         }
<a name="238" href="#238">238</a>         <strong>else</strong>
<a name="239" href="#239">239</a>         {
<a name="240" href="#240">240</a>             Configuration conf = c.subset(DEFAULT_CONNECTION_KEY);
<a name="241" href="#241">241</a>             applyConfiguration(conf, cpds);
<a name="242" href="#242">242</a>         }
<a name="243" href="#243">243</a> 
<a name="244" href="#244">244</a>         Configuration conf = configuration.subset(CONNECTION_KEY);
<a name="245" href="#245">245</a>         applyConfiguration(conf, cpds);
<a name="246" href="#246">246</a> 
<a name="247" href="#247">247</a>         <strong>return</strong> cpds;
<a name="248" href="#248">248</a>     }
<a name="249" href="#249">249</a> 
<a name="250" href="#250">250</a>     <em>/**<em>*</em></em>
<a name="251" href="#251">251</a> <em>     * Sets the current schema for the database connection</em>
<a name="252" href="#252">252</a> <em>     *</em>
<a name="253" href="#253">253</a> <em>     * @param schema The current schema name</em>
<a name="254" href="#254">254</a> <em>     */</em>
<a name="255" href="#255">255</a>     <strong>public</strong> <strong>void</strong> setSchema(String schema)
<a name="256" href="#256">256</a>     {
<a name="257" href="#257">257</a>         <strong>this</strong>.schema = schema;
<a name="258" href="#258">258</a>     }
<a name="259" href="#259">259</a> 
<a name="260" href="#260">260</a>     <em>/**<em>*</em></em>
<a name="261" href="#261">261</a> <em>     * This method returns the current schema for the database connection</em>
<a name="262" href="#262">262</a> <em>     *</em>
<a name="263" href="#263">263</a> <em>     * @return The current schema name. Null means, no schema has been set.</em>
<a name="264" href="#264">264</a> <em>     * @throws TorqueException Any exceptions caught during processing will be</em>
<a name="265" href="#265">265</a> <em>     *         rethrown wrapped into a TorqueException.</em>
<a name="266" href="#266">266</a> <em>     * @deprecated use DatabaseInfo.setSchema() instead. Will be removed</em>
<a name="267" href="#267">267</a> <em>     *             in a future version of Torque.</em>
<a name="268" href="#268">268</a> <em>     */</em>
<a name="269" href="#269">269</a>     <strong>public</strong> String getSchema()
<a name="270" href="#270">270</a>     {
<a name="271" href="#271">271</a>         <strong>return</strong> schema;
<a name="272" href="#272">272</a>     }
<a name="273" href="#273">273</a> 
<a name="274" href="#274">274</a>     <em>/**<em>*</em></em>
<a name="275" href="#275">275</a> <em>     * @return the &lt;code>DataSource&lt;/code> configured by the factory.</em>
<a name="276" href="#276">276</a> <em>     * @throws TorqueException if the source can't be returned</em>
<a name="277" href="#277">277</a> <em>     */</em>
<a name="278" href="#278">278</a>     <strong>public</strong> <strong>abstract</strong> DataSource getDataSource()
<a name="279" href="#279">279</a>             throws TorqueException;
<a name="280" href="#280">280</a> 
<a name="281" href="#281">281</a>     <em>/**<em>*</em></em>
<a name="282" href="#282">282</a> <em>     * Initialize the factory.</em>
<a name="283" href="#283">283</a> <em>     *</em>
<a name="284" href="#284">284</a> <em>     * @param configuration where to load the factory settings from</em>
<a name="285" href="#285">285</a> <em>     * @throws TorqueException Any exceptions caught during processing will be</em>
<a name="286" href="#286">286</a> <em>     *         rethrown wrapped into a TorqueException.</em>
<a name="287" href="#287">287</a> <em>     */</em>
<a name="288" href="#288">288</a>     <strong>public</strong> <strong>void</strong> initialize(Configuration configuration)
<a name="289" href="#289">289</a>         throws <a href="../../../../org/apache/torque/TorqueException.html">TorqueException</a>
<a name="290" href="#290">290</a>     {
<a name="291" href="#291">291</a>         <strong>if</strong> (configuration == <strong>null</strong>)
<a name="292" href="#292">292</a>         {
<a name="293" href="#293">293</a>             <strong>throw</strong> <strong>new</strong> <a href="../../../../org/apache/torque/TorqueException.html">TorqueException</a>(
<a name="294" href="#294">294</a>                 <span class="string">"Torque cannot be initialized without "</span>
<a name="295" href="#295">295</a>                     + <span class="string">"a valid configuration. Please check the log files "</span>
<a name="296" href="#296">296</a>                     + <span class="string">"for further details."</span>);
<a name="297" href="#297">297</a>         }
<a name="298" href="#298">298</a> 
<a name="299" href="#299">299</a>         schema = configuration.getString(SCHEMA_KEY, <strong>null</strong>);
<a name="300" href="#300">300</a> 
<a name="301" href="#301">301</a>         <strong>if</strong> (StringUtils.isEmpty(schema))
<a name="302" href="#302">302</a>         {
<a name="303" href="#303">303</a>             Configuration conf = Torque.getConfiguration();
<a name="304" href="#304">304</a>             schema = conf.getString(DEFAULT_SCHEMA_KEY, <strong>null</strong>);
<a name="305" href="#305">305</a>         }
<a name="306" href="#306">306</a>     }
<a name="307" href="#307">307</a> }
</pre>
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